drm/amd/display: Make OPTC3 function accessible to other DCN

[Why]
Newer DCN should use optc3

[How]
Declare optc3 vmin/vmax function in header.

Reviewed-by: Harry Vanzylldejong <Harry.Vanzylldejong@amd.com>
Acked-by: Wayne Lin <wayne.lin@amd.com>
Signed-off-by: Alvin Lee <Alvin.Lee2@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_optc.h b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_optc.h
index 736e63b..97f11ef 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_optc.h
+++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_optc.h
@@ -344,5 +344,5 @@ void optc3_set_timing_db_mode(struct timing_generator *optc, bool enable);
 void optc3_set_odm_bypass(struct timing_generator *optc,
                const struct dc_crtc_timing *dc_crtc_timing);
 void optc3_tg_init(struct timing_generator *optc);
-
+void optc3_set_vtotal_min_max(struct timing_generator *optc, int vtotal_min, int vtotal_max);
 #endif /* __DC_OPTC_DCN30_H__ */